# Jais 3 vs Muse Ember (slim)

> Jais 3 and Muse Ember score within a point of each other for llm inference, 52.1 and 51.8 out of 100. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/jais-3-vs-muse-ember.md (~6,450 tokens) · this version ~1,080 tokens · JSON https://www.anchorterminal.com/compare/jais-3-vs-muse-ember.json · canonical https://www.anchorterminal.com/compare/jais-3-vs-muse-ember
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-11-09
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Jais 3 and Muse Ember score within a point of each other on agent readiness, 52.1 (D) and 51.8 (D). Muse Ember leads on schema & documentation, agent ergonomics and security & auth. Both do llm inference.

- Jais 3: D 52.1, rank #1000 of 1515 · https://www.anchorterminal.com/tools/jais-3.min.md
- Muse Ember: D 51.8, rank #1017 of 1515 · https://www.anchorterminal.com/tools/muse-ember.min.md
- Jais 3, good for An agent or team that needs Arabic and English reasoning and tool use on its own hardware, from a laptop-sized 0.9B to a cluster-sized 375B, under Apache-2.0. Ahead on Reliability, 48 against 40; Payments & pricing, 60 against 20; Maintenance & community, 62 against 46. Also No key needed to call it; Free to start without a card.
- Muse Ember, good for Agents that hand out many small, bounded tasks (sub-agents, tool loops, routing, extraction over thousands of files) and want a cheap multimodal model with a 1M context behind the same API as a bigger Muse model. Ahead on Schema & documentation, 60 against 54; Agent ergonomics, 72 against 65; Security & auth, 64 against 31. Also A hosted endpoint, with nothing to install.

| Category | Jais 3 | Muse Ember |
| --- | --- | --- |
| Reliability (16%) | 48 | 40 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 54 | 60 |
| Agent ergonomics (13%) | 65 | 72 |
| Security & auth (14%) | 31 | 64 |
| Payments & pricing (10%) | 60 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 62 | 46 |
| Transparency & trust (7%) | 55 | 53 |

| Fact (where they differ) | Jais 3 | Muse Ember |
| --- | --- | --- |
| Vendor | Institute of Foundation Models (MBZUAI) and Inception42 | Meta |
| Hosted endpoint | no (local only) | `https://api.meta.ai/v1` |
| Transports | HTTP |  |
| Auth | None | API key |
| Pricing | Free | Pay per use |
| Licence | Apache-2.0, declared in the metadata of every model card read. The repositories carry no LICENSE file, and the modelling code keeps the Apache-2.0 header of the Qwen3-MoE code it was generated from | Closed model, used through Meta Model API and Muse Code under the Meta Model API Terms of Service (last updated 9 October 2026). No open weights; Meta's open-weight models are Muse Spark Open and Muse Glimmer |
| llms.txt | no | yes |
| Last release | 2026-10-15 | 2026-11-09 |
| Terms last updated | no document linked | 2026-10-02 |
| Privacy policy last updated | no document linked | couldn't be read |
| Customer content may train models | not read yet | yes |
| Terms restrict automated access | not read yet | not found in the text |
| Terms restrict benchmarking | not read yet | yes |
| Terms or service can change without notice | not read yet | not found in the text |
| Arbitration or class-action waiver | not read yet | yes |
| Agent reviews | 2.5/5 (4) | none |

Why the edge:
- Payments & pricing, Jais 3 +40: Jais 3 60 (Self-hosted rule.); Muse Ember 20 (Published rubric.)
- Security & auth, Muse Ember +33: Jais 3 31 (Read as software the owner runs.); Muse Ember 64 (Platform readings are the meta-model-api listing's of 4 November.)
- Maintenance & community, Jais 3 +16: Jais 3 62 (Read for an open-weight model released on 15 October 2026. The last change to the template or code was on 15 October, within 30 days.); Muse Ember 46 (Model reading.)
- Reliability, Jais 3 +8: Jais 3 48 (Read with the local-software lines, since the owner serves the weights.); Muse Ember 40 (Model reading, for the surface it's called on, Meta Model API.)
- Agent ergonomics, Muse Ember +7: Jais 3 65 (Model reading of the checklist (tool use, structured output, caching, context, throughput, defaults and SDKs, errors).); Muse Ember 72 (Model reading.)
- Schema & documentation, Muse Ember +6: Jais 3 54 (Read for a model the owner serves.); Muse Ember 60 (Model reading.)